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55 

DGND

DGND

DGND

DGND

DGND

R4053
NC/4.7K

DGND

0.3V

0.9V

1.48V

2.05V

LSADC0

LSADC1

LEDG

IRRX

To Keypad

LEDR_CTRL

DGND

DGND

LEDR_CTRL

LEDG_CTRL

LIGHT_R1

LIGHT_G1

CN4005

NC/CONN

1

2
3

4

5

DGND

R4044
NC/1K 1/10W

KEY_ADC1

R4045

NC/1K 1/10W

DGND

+3V3

CN110

NC/CONN

1
2

3

4
5

t

TH102

NC/0R4

1

2

IRRX

Q105

NC/2N7002

C156

NC/100nF 50V

R1929

NC/100R 1/16W 5%

R1928

NC/10K 1/16W 5%

R1931

NC

Q104

NC/2N3906S-RTK/PS

1

2

3

AGND

ZD126

NC/MLVG0402

1

2

R1930

NC/10K 1/16W 5%

ZD127
NC/MLVG0402

1

2

D5V_STB

D5V_STB

ZD115
NC/MLVG0402

1

2

VGA_RX0

R1927

NC/100R 1/16W 5%

R1926

NC/100R 1/16W 5%

VGA_TX0

ZD116

NC/MLVG0402

1

2

LEDR

DGND

KEY_ADC1

Title

Size

Document Number

Rev

Date:

Sheet

of

<Doc>

1.0

Key pad

B

3

4

Friday , May  18, 2012

R4032

2K2 1/10W 1%

FB4028

NC/300R 4A

1

2

ZD4001

GLZ5.6B

1

2

C4078

100N 16V

Q4005
MMBT3906

ZD4002

GLZ5.6B

1

2

C4074

100N 16V

FB4032

300R 4A

1

2

C4076

100N 16V

ZD4003

GLZ5.6B

1

2

Q4004

MMBT3906

CN4004

CONN

1

2
3

4
5

6
7

8

9
10

11

12

R4033

4K7 1/10W 1%

R4035

100 OHM

C4079
100PF 50V

FB4029
300R 4A

1

2

R4037

1K 1/10W

R4034
100 OHM

C4075

100N 16V

C4077

100N 16V

R4039
4.7K

R4038
1K 1/10W

R4036
4.7K

D3V3

+3V3

+3V3

DGND

DGND

LSADC0

LSADC1

IRRX

DGND

+3V3

LEDR
LEDG

KEY_ADC1

POWER_KEY

CH-

VOL-

VOL+

Power

CH+

077G602S 3A HJ

POWER_KEY

LEDG

LEDR

LED-G

R4042

4.3K

R4046

 750 OHM +-1% 1/10W

POWER_KEY

IRRX1

R4043

2.49K 1%

LSADC0

SW4001

SW

1

2

3

4

POWER

SW4005

SW

1

2

3

4

SW4007

SW

1

2

3

4

R4040

14.7KOHM 1/10W

SW4004

SW

1

2

3

4

R4041

7.15K 1%

SW4006

SW

1

2

3

4

DGND

DGND

DGND

DGND

DGND

POWER

LEDG_CTRL

LED-R

IR & KEYPAD CONNECTOR:

Pin01: LED-R
Pin02: LED-G
Pin03: IRRX1
Pin04/07: GND
Pin05/06: POWER
Pin08: KEY_ADC1
Pin09: POWER_KEY

LED-G

LED-R

IRRX

IRRX1

LSADC1

VGA_RX0

VGA_TX0

VGA_RX0

VGA_TX0

 

Содержание LE22T900

Страница 1: ... Repair Flow Chart 27 6 PCB Layout 34 6 1 Main Board 34 6 2 Power Board 37 6 3 IR Board 39 7 Adjustment 41 7 1 ADC WB Adjustment 41 7 2 Firmware and DDC Instruction 42 8 Block Diagram 43 9 Wiring Diagram 45 10 Schematic Diagram 47 10 1 Main Board 47 10 2 Power Board 56 10 3 IR Board 58 SAFETY NOTICE ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS AND BE AWAR...

Страница 2: ...cs might create shock fire or other hazards Under no circumstances should the original design be modified or altered without written permission from Haier Haier assumes no liability express or implied arising out of any unauthorized modification of design Servicer assumes all liability FOR PRODUCTS CONTAINING LASER DANGER Invisible laser radiations when open AVOID DIRECT EXPOSURE TO BEAM CAUTION U...

Страница 3: ...3 Revision List Version Release Date Revision Instructions Customer Model Model A00 Dec 25 2012 Initial release LE22T900 E2AC1KNCCHH6NN LE24T900 E2CC2KNCDNH6NN ...

Страница 4: ...4 1 General Specification ...

Страница 5: ...5 2 Operating Instructions 2 1 Remote Control ...

Страница 6: ...6 2 2 OSD Menus ...

Страница 7: ...7 ...

Страница 8: ...8 ...

Страница 9: ...9 ...

Страница 10: ...10 ...

Страница 11: ...11 ...

Страница 12: ...12 ...

Страница 13: ...13 ...

Страница 14: ...14 ...

Страница 15: ...15 ...

Страница 16: ...16 ...

Страница 17: ...17 2 3 Panel Control and Rear Terminal Control ...

Страница 18: ...18 ...

Страница 19: ...19 ...

Страница 20: ... 13 H Sync 6 Red Ground 14 V Sync 7 Green Ground 15 Serial Clock for DDC 8 Blue Ground HDMI Pin No Description Pin No Description 1 TMDS Data2 11 TMDS Clock Shield 2 TMDS Data2 shield 12 TMDS Clock 3 TDMS Data2 13 CEC 4 TMDS Data1 14 Reserved N C on device 5 TMDS Data1 shield 15 SCL 6 TMDS Data1 16 SDA 7 TMDS Data0 17 DDC CEC Ground 8 TMDS Data0 shield 18 5V Power 9 TMDS Data0 19 Hot Plug Detect 1...

Страница 21: ...20 1080 60 HDMI SN Name of Signal Refresh Frequency Hz 1 640x480p 59 94 60 2 720x480p 59 94 60 3 720x480p 59 94 60 4 1280x720p 59 94 60 5 1920x1080i 59 94 60 6 720 1440 x480i 59 94 60 7 720 1440 x480i 59 94 60 8 1920x1080p 59 94 60 9 720x576p 50 10 720x576p 50 11 1280 x 720p 50 12 1920x1080i 50 13 720 1440 x576i 50 14 720 1440 x576i 50 15 1920x1080p 50 ...

Страница 22: ...22 4 Mechanical Instructions LE22T900 Step1 Remove the STAND ASS Y Step2 Remove the REAR COVER ...

Страница 23: ...23 Step3 Remove the MAIN BOARD POWER BOARD IR BOARD and SPEAKERS Step4 Remove the BRACKET and separate PANEL and BEZEL Step5 Remove the IR BOARD ...

Страница 24: ...24 LE24T900 Step1 Remove the STAND ASS Y Step2 Remove the REAR COVER ...

Страница 25: ...25 Step3 Tear up all the WHITE TAPE_INSULATING remarked in yellow Step4 Disconnect all the detachabled CABLE CON ...

Страница 26: ...26 Step5 Remove the MAIN POWER BOARD IR BOARD and SPEAKERS Step6 Separate the PANEL and BEZEL ...

Страница 27: ...w Chart 1 No power No power LED Off Check the AC input and the power is ON Power On Check the IR board and LED Replace the IR board Replace the main board Power board output 5V Replace the power board No Yes No Yes No ...

Страница 28: ...Blue Replace the main board Replace the Power board No Yes No Yes No No Power board output 16V Check the power key is under control Check the IR receiver is normal Replace the power board Replace the key board Yes Replace the IR board ...

Страница 29: ...splay Reset the source Check the source Check the panel Replace the main board Replace the LVDS cable Replace the panel No No No Yes Yes Yes No No Check the main board Enter factory mode to do EEPROM initial Reset Check the LVDS cable ...

Страница 30: ... the Panel No display LED Red Replace the main board Check the backlight is On Check the LVDS cable Reinsert or replace the LVDS cable Replace the main board Replace the Panel No Yes Yes No Yes No No Yes Yes No Yes No Power board output 24V Check TV is under control and power on off by remote control and power key ...

Страница 31: ...me or enter the menu to reset Reinsert the audio cable or change the TV system Replace the cable Replace the speaker Replace the main board No Yes Check the speaker resistance value is in spec Remark The value is marked on the speaker Check the audio source connection and the TV system are correct Yes No Yes No Enter factory mode to do Reset No ...

Страница 32: ...function Replace the battery Replace the remote control Whether the IR board is abnormal Yes No Replace the IR board Replace the main board No Yes No Yes Use the other remote controls Check the remote control battery is not properly placed or no power ...

Страница 33: ...y board connected properly Reconnect the key board Buttons are OK Replace the button function Yes No Key board is OK Replace the key board Replace the main board No Yes No No OSD is unstable or can t work normally Enter factory mode to do Reset Yes ...

Страница 34: ...34 6 PCB Layout 6 1 Main Board 715G5549M0E000004K ...

Страница 35: ...35 ...

Страница 36: ...36 ...

Страница 37: ...37 6 2 Power Board 715G5309P01002002S ...

Страница 38: ...38 ...

Страница 39: ...39 6 3 IR Board LE22T900 715G5471R02000004S ...

Страница 40: ...40 LE24T900 715G4938R01000004S ...

Страница 41: ...ct Current Source Ypbpr Color Temp Normal 2 In COMPONENT mode TIM 314 PAT 141 80IRE to adjust RGB gain to meet the below spec Step3 Take VGA_Normal adjust for example a Select Current Source VGA Color Temp Normal b In VGA mode TIM 137 PAT 141 80IRE to adjust RGB gain to meet the below spec Normal 7500K Warm 6500K Cool 9300K x center 0 280 0 020 0 314 0 020 0 265 0 020 y center 0 288 0 020 0 329 0 ...

Страница 42: ... on Power plug 2 2 Plug the USB disk on the USB port on the side I O port of TV 2 3 TV AC power off AC power on 2 4 Into CSM menu menu 456987 recall 2 5 choose the option of USB update choose the option of image 2 6 TV will upgrade by itself after detect the USB disk 2 7 After finish upgrade process TV will reboot by itself 2 8 TV AC power off Remove USB disk from TV 2 9 Check if the software vers...

Страница 43: ...2648 AD52583 AUDIO AMP YPbPr CVBS YPBPR D SUB PC IN SPK X 2 AOUT_L HDMI VGA LVDS 50 60 Hz I2C LCD PANEL T CON TU101 W25Q32BVSSIG monitor output CVBS output CVBS HP R L MP3 JPEG SW UPDATE USB Multimedia HEADPHONE SPK R L RCA AV IF1N IF1P PHONE JACK PC R L PC AUDIO AOUT_R IF ...

Страница 44: ...T1529F11U A1V0 LDO G903T63UF D1V0 Core Power TUNER DT21CN 2 E POWER_ON_LV2 G1084T43Uf LDO AO3401 3V3 POWER_ON_LV2 MOS M3V3 FLASH MOS AO4449 12V PANEL PANEL_EN AMP 24V_AMP 300 mA 3 A 1 A AD52583 DDR Power Mac 1 8V Pac 2 5V 1 A Mac 2A Pac 1A USB DRIVER SCALER RTD2648 ...

Страница 45: ... 9 Wiring Diagram LE22T900 RTD2648 U4001 Scaler IC 30 Pin 13 Pin CN4001 CN701 10 Pin 4 Pin CN4004 CN601 Power Board 13 Pin CN9101 CN810 1 6 Pin CN9901 Panel IR Board 5 Pin CN201 Speaker R Speaker L Panel ...

Страница 46: ...46 LE24T900 RTD2648 U4001 Scaler IC 30 Pin 13 Pin CN4001 CN701 10 Pin 4 Pin CN4004 CN601 Power Board 13 Pin CN9101 CN810 1 6 Pin CN9901 Panel Speaker R Speaker L Panel IR Board 5 Pin CN0201 ...

Страница 47: ...r C 1 2 Saturday July 28 2012 Q703 NC MMBT3904 Vout 1 25x 1 Rd Rup 3 31V 3V3 C711 10UF 10V C712 100N 16V U702 G1084PT43U VIN 3 VOUT 2 GND ADJ 1 C724 100N 16V R705 NC 100K 1 10W C709 100UF16V Q706 MMBT3904 R718 1K 1 10W FB704 120R 6000mA 1 2 R706 NC R727 0R05 OHM R724 47K C728 22uF 10V C727 100N 16V C726 NC 1NF 50V C701 100N 16V Q704 MMBT3904 C718 100N 16V R723 10 OHM 1 10W C706 NC 100UF16V R704 10...

Страница 48: ...DAC_3V3 PLL_3V3 3V3 3V3 ADC_3V3 VDADC_1V0 TECP TEDN TEDP 3V3 TEBN TEBP TECN TODP TEAN TEAP TOCLKN TOCLKP TODN CVBS_OUT 6 TOBN TOBP TOCN TOCP CVBS_OUT PANEL_EN TOAN TOAP TUN_I2C_SDA TUN_IF TUN_IF USB1_DP ATV_IF_AGC TUN_I2C_SCL AMP_MUTE BL_ADJ USB1_DM SPI_CS SPI_DI SPI_DO SPI_SCLK R4047 4 7K VGA_IN_R VGA_IN_L SPI_WP YPBPR1_IN_R YPBPR1_IN_L AOUT_R AOUT_L HP_OUT_R HP_OUT_L PR0 Y0 YPbPr0 PB0 VGA_HS VGA...

Страница 49: ...D 4 VCC 8 HOLD 7 CLK 6 DI 5 TOCLKP_1 R4020 4 7K R4028 47K RP4005 22 OHM 1 2 3 4 8 7 6 5 100N 16V C4069 FB4027 NC 300 OHM 1 2 RP400322 OHM 1 2 3 4 8 7 6 5 R4031 4 7K R4030 4 7K R4019 4 7K FB4026 300R 4A 1 2 C4070 NC 100UF16V RP4004 22 OHM 1 2 3 4 8 7 6 5 R4023 10K 1 10W D712 RB501V 40 1 2 DGND R732 220 OHM 1 10W D5V_STB 12V DGND U708 AZ809ANSTR E1 GND 1 RESET 2 Vcc 3 R720 390 OHM 1 10W DGND DGND DG...

Страница 50: ...02 1 2 R119 100OHM1 16W R117 75 OHM ZD105 MLVG0402 1 2 SH102 470pF 50V C102 R110 0R05 OHM R115 0R05 OHM R114 100OHM1 16W R116 100OHM1 16W R112 75 OHM 5PF 50V C101 R113 0R05 OHM R111 100OHM1 16W AGND AGND AGND AGND AGND AGND AGND AGND AGND AGND AGND AGND PB0 YPBPR1_IN_R YPBPR1_IN_L PR0 Y0 YPbPr0 PB1 YPbPr0 PB0 PR0 Y0 Y1 CN103 RCA JACK 1 2 R122 75 OHM NC 470pF 50V C107 DGND DGND ZD107 MLVG0402 1 2 R...

Страница 51: ...D AGND AGND AGND AGND AGND AGND AGND AGND AGND AGND AGND AGND AGND AGND AGND AGND AGND AGND AGND AGND HP_OUT_L VGA_B VGA_B HP_OUT_R VGA_HS VGA_R VGA_G VGA_DDC_SDA VGA_DDC_SCL VGA_VS HP_OUT_JD VGA_IN_R VGA_IN_L RX0 RX0 TX0 TX0 VGA_5V D401 BAT54C 1 3 2 VGA_SCL D_5V VS R172 100OHM1 16W VGA_RIN VGA_TX0 VGA_RX0 VGA_RX0 VGA_TX0 VGA_SCL Exchange L R of headphone on 2 20 12 From Main Chip HP_OUT_L Mark on...

Страница 52: ...T4 6 OUT3 7 GND 8 OUT2 9 OUT1 10 DGND HDMI1_CLK HDMI1_D0 HDMI1_D0 HDMI1_D2 HDMI1_D1 HDMI1_D2 HDMI1_D1 HDMI1_D2 HDMI1_D2 HDMI1_CLK HDMI1_CLK HDMI1_CLK HDMI1_D0 HDMI1_D0 HDMI1_D1 HDMI1_D1 HDMI0_DDC_SDA HOTPLUG0 HDMI0_D1 HDMI_D2 HDMI_D2 HOTPLUG HDMI_D0 HDMI_D0 HDMI_D1 HDMI_D1 HDMI_DDC_SCL HDMI_CLK HDMI_CLK HDMI_CEC HDMI_DDC_SDA HDMI_DDC_SCL HDMI_D2 HDMI_D1 HDMI_D0 HDMI_D0 HDMI_D2 HDMI_DDC_SDA HOTPLUG...

Страница 53: ...1uF 25V C624 330pF 50V R609 10OHM1 16W PVDD PVDD C616 100UF 35V C615 1nF 50V C613 1uF 25V Q601 MMBT3904 R614 100 OHM R621 NC 10K 1 10W R626 NC R627 0R05 OHM R622 10K R606 10K 1 10W C607 100N 50V C614 1uF 25V U601 TPA3110D2 SDZ 1 FAULTZ 2 LINP 3 LINN 4 GAIN0 5 GAIN1 6 AVCC 7 AGND 8 GVDD 9 PLIMIT 10 RINN 11 RINP 12 NC 13 PBTL 14 PVCCL 28 PVCCL 27 BSPL 26 OUTPL 25 PGND 24 OUTNL 23 BSNL 22 BSNR 21 OUT...

Страница 54: ... C147 NC 10UF 10V R166 10K 1 10W 5 R167 1K 1 10W C127 100UF16V R165 NC 1K 1 10W C135 NC 15PF 50V C130 1UF 10V C143 15PF 50V C142 NC 15PF 50V C133 1NF 50V FB103 0R 1 2 TU101 TUNER ANT DC 1 VCC 2 SCL 3 SDA 4 GND 5 CLK_OUT 6 IF_N 7 IF_P 8 IF_AGC 9 TH1 10 TH2 11 TH3 12 TH4 13 L106 NC 0 82UH NC 10UF 10V C146 C148 100N 16V C132 470pF 50V AGND AGND AGND AGND AGND AGND DGND D_5V 3 3V_TUNER AGND AGND AGND ...

Страница 55: ...R 4A 1 2 ZD4001 GLZ5 6B 1 2 C4078 100N 16V Q4005 MMBT3906 ZD4002 GLZ5 6B 1 2 C4074 100N 16V FB4032 300R 4A 1 2 C4076 100N 16V ZD4003 GLZ5 6B 1 2 Q4004 MMBT3906 CN4004 CONN 1 2 3 4 5 6 7 8 9 10 11 12 R4033 4K7 1 10W 1 R4035 100 OHM C4079 100PF 50V FB4029 300R 4A 1 2 R4037 1K 1 10W R4034 100 OHM C4075 100N 16V C4077 100N 16V R4039 4 7K R4038 1K 1 10W R4036 4 7K D5V_STB 3V3 3V3 3V3 DGND DGND LSADC0 L...

Страница 56: ... 5 2V Q9101 C9119 100N 50V DIM D9101 D9102 R9118 100 OHM 1 4W C9101A C9102A C9120 1NF FB9906 BEAD 1 2 R9124 1K OHM 5 1 8W C9114 100N 50V C9110 100N 50V C9104 100N 50V R9123 3K3 1 8W 1 HS4 SHIELD 1 2 3 C9112 100N 50V FB9907 BEAD 1 2 C9115 100N 50V R9130 470R FB9901 BEAD 1 2 5 2V C9118 100N 50V F9901 T3 15AH 250V 1 2 3 4 12_16V D9105 FR107 C9108 1NF 500V C9107 1NF 500V CN901 CONN L 1 N 2 FB9908 BEAD...

Страница 57: ...6W 5 R8119 150K 1 8W 5 CN8101 CN8102 For FFC TRF Board C8107 1NF 500V R8110 51K 1 4W R8114 51K 1 4W C8105 100N 50V C8110 1NF D8101 SR510 22 1 2 VBJT VADJ VFB 5 2V L8102 47UH 12_16V VADJ VBJT SLP D8103 BAV99 3 1 2 D8104 BAV99 3 1 2 D8106 BAV99 3 1 2 D8105 BAV99 3 1 2 C8115 100PF C8113 47UF 100V VLED Q8102 2N3904 715G5309 P0D 000 0020 R8121 13R 1 C8101 470UF 25V R8122 13R 1 R8124 13R 1 R8123 13R 1 R...

Страница 58: ...S 081G 14 24 EL R202 220 OHM 1 10W RED BLUE LED201 LED 1 2 3 4 Top View IR CN201 CONN 1 2 3 4 5 6 7 U201 IRM H638M3 TR2 1 2 3 4 GND GND OUT VCC R203 220 OHM 1 10W 37mm Dip LED R201 15K 1 10W VCC 033G8032 5F HR IR 16 mm C201 0 1uF 50V LED_B LED_R ...

Страница 59: ...10W C0201 100N 50V C0204 100pF 50V BLUE VCC_STBY LED2_STBY FB0204 600R 200mA 1 2 CN0201 CONN 1 2 3 4 7 6 5 U0201 IRM 3638TF16 VS 3 OUT 1 GND 2 C0205 4 7uF 10V R0204 47R 1 16W 5 R0203 2K7 1 16W 5 ZD0201 BZX84 C5V1 1 3 VCC_STBY FB0203 600R 200mA 1 2 RED BLUE LED0201 LED 1 2 3 4 FB0202 600R 200mA 1 2 EMI_GND LED1_ON FB0201 600R 200mA 1 2 R1 R2 Q0201 PDTC114EU 1 3 2 R0202 330OHM 1 10W R1 R2 Q0202 PDTC...

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